<template>
  <div class="list" ref="wrapper">
    <div>
      <div class="area">
        <div class="title border-topbottom">当前城市</div>
        <div class="button-list">
          <div class="button-wrapper">
            <div class="button">成都</div>
          </div>
        </div>
      </div>
      <div class="area">
        <div class="title border-topbottom">热门城市</div>
        <div class="button-list" >
          <div class="button-wrapper" v-for="
         item
         of
         hotCities" :key="item.id" :spell="item.spell" >
            <div class="button">{{item.name}}</div>
          </div>
        </div>
      </div>
      <div class="area" v-for="(item, key)
         of
         cities" :key="key" :ref="key">
        <div class="title border-topbottom" >{{key}}</div>
        <div class="item-list">
          <div class="item border-bottom"
               v-for="each
                      of
                      item" :key="each.id">{{each.name}}</div>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import BScroll from 'better-scroll'
export default {
  props: {
    cities: Object,
    hotCities: Array,
    clickKey: String
  },
  name: 'CityList',
  watch: {
    clickKey: function () {
      this.scroll.scrollToElement(this.$refs[this.clickKey][0])
    }
  },
  methods: {
    goToItem: function (key) {
      console.log(key)
    }
  },
  mounted: function () {
    this.scroll = new BScroll(this.$refs.wrapper)
  }
}
</script>

<style lang="stylus" scoped>
  @import '~styles/varibles.styl'
  .border-topbottom
    &:before
      border-color: #ccc
    &:after
      border-color: #ccc
  .border-bottom
    &:before
      border-color: #ccc
  .list
    overflow: hidden
    position: absolute
    top: 1.78rem
    left: 0
    right: 0
    bottom: 0
    .title
      line-height: .54rem
      background: #eee
      padding-left: .2rem
      color: #666
      font-size: .26rem
    .button-list
      overflow: hidden
      padding: .1rem .6rem .1rem .1rem
      .button-wrapper
        float: left
        width: 33.33%
        .button
          margin: .1rem
          padding: .1rem 0
          text-align: center
          border: .02rem solid #ccc
          border-radius: .06rem
    .item-list
      .item
        line-height: .76rem
        padding-left: .2rem
</style>
